Poll S7

View and modify your Siemens PLC data from your phone or tablet.

With a Wi-Fi or Ethernet connection to the PLC network, Poll S7 communicates via the S7Comm protocol (ISO-on-TCP, port 102), obtaining the device's IP address, rack, and slot.

Compatible with S7-1200, S7-1500, S7-300, S7-400, S7-200 SMART, and S7-200, and with S7Comm-compatible devices.

Supported Addresses:
• Data Blocks: DB1.DBX0.0, DB1.DBB2, DB1.DBW4, DB1.DBD8
• Flags: M0.1, MB2, MW10, MD20
• Inputs and Outputs: I0.0, IW64, Q0.0, QW80
• S7-200 V Memory: VW100

Data Types: BOOL, BYTE, CHAR, WORD, INT, DWORD, DINT, REAL, and LREAL.

Tapping a variable in the list writes a new value to the PLC.

Optional name for each variable: "Name = value" is displayed, followed by the address.

Integer values ​​can be viewed and written in decimal, hexadecimal, and binary.

Communication profiles for saving the configuration of multiple PLCs.

The free version allows up to 10 variables per profile and 2 profiles, and displays advertising. Poll S7 Pro adds S7 server mode, unlimited variables and profiles, and is ad-free.

S7-1200/1500: In TIA Portal, enable "Allow access via PUT/GET communication" and disable "Optimized block access" for the databases you want to read.

SIMATIC, S7-200, S7-300, S7-400, S7-1200, S7-1500, and TIA Portal are trademarks of Siemens AG. This app is not affiliated with Siemens.